CN108087313A - A kind of axial flow blower vibration and noise reducing device - Google Patents
A kind of axial flow blower vibration and noise reducing device Download PDFInfo
- Publication number
- CN108087313A CN108087313A CN201810026201.7A CN201810026201A CN108087313A CN 108087313 A CN108087313 A CN 108087313A CN 201810026201 A CN201810026201 A CN 201810026201A CN 108087313 A CN108087313 A CN 108087313A
- Authority
- CN
- China
- Prior art keywords
- air
- axial flow
- flow blower
- inlet side
- cover plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000006260 foam Substances 0.000 claims abstract description 49
- 239000002937 thermal insulation foam Substances 0.000 claims abstract description 10
- 238000009423 ventilation Methods 0.000 claims description 34
- 238000010079 rubber tapping Methods 0.000 claims description 33
- 229920000742 Cotton Polymers 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims 1
- 229920003023 plastic Polymers 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 abstract description 4
- 230000002349 favourable effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 7
- 238000000354 decomposition reaction Methods 0.000 description 3
- 238000013016 damping Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004887 air purification Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/16—Combinations of two or more pumps ; Producing two or more separate gas flows
- F04D25/166—Combinations of two or more pumps ; Producing two or more separate gas flows using fans
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/663—Sound attenuation
- F04D29/664—Sound attenuation by means of sound absorbing material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/668—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps damping or preventing mechanical vibrations
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
A kind of axial flow blower vibration and noise reducing device, at least two axial flow blowers are arranged in juxtaposition one axial flow blower group of formation together, in axial flow blower group air intake surface, one inlet side rigid plate is set, outlet air surface sets an air side rigid plate, inlet side rigid plate, axial flow blower group and the locking of air side rigid plate are formed as one an axial flow blower module, and outer rim space sets a circle sound insulation foam to wrap axial flow blower group；In inlet side, the inlet side of rigid plate sets gradually one layer of inlet side elastic foam and an air inlet side cover plate, in air side, the air side of rigid plate sets gradually one layer of air side elastic foam and an outlet air side cover plate, air inlet side cover plate and outlet air side cover plate by it is a kind of it is nonrigid in a manner of link together and inlet side elastic foam and air side elastic foam made be in compressive state, so as to compress and fasten axial flow blower module one axial flow blower vibration and noise reducing device of formation；It is connected in parallel using multiple axial flow blowers and obtains the enough air quantity needed and vibration and noise can be effectively reduced, maximized favourable factors and minimized unfavourable ones.
Description
Technical field：
The invention belongs to air purification fields, are related to a kind of axial flow blower vibration and noise reducing device.
Background technology：
With the decline increasingly of air quality, air cleaning unit is more and more extensive to be employed, currently on the market family expenses
The air purifier overwhelming majority is using centrifugal blower, and air inlet direction is along central hub line, and air-out direction is vertically wherein
Heart axial line, centrifugal blower power is big, and air quantity is big, but price is high.The air inlet direction of axial flow blower and air-out direction are all edges
Central hub line, axial flow blower power is small, and air quantity is small, but price is low.It can be obtained using multiple axial flow blowers are used in parallel
, even if using multiple axial flow blowers, must still have in terms of cost and price very big excellent with a same air quantity of centrifugal blower
Gesture.But in terms of noise, axial flow blower has an apparent inferior position, and one is that axial flow blower easily generates bass i.e. common
Buzz, the other is multiple axial flow blowers easy generate used in parallel resonates to increase noise.How damping noise reduction is one
The problem of straight puzzlement industry.
The content of the invention：
For defect in the prior art, the present invention provides a kind of axial flow blower vibration and noise reducing device, and use is multiple
Axial flow blower, which is connected in parallel, to be obtained the enough air quantity needed and can effectively reduce vibration and noise so that axial flow blower can
To be applied to Household Air Purifier.
To achieve the above object, technical solution of the present invention is:
A kind of axial flow blower vibration and noise reducing device, at least two axial flow blowers are arranged in juxtaposition one axis stream wind of formation together
Unit, the axial flow blower air inlet direction and air-out direction are each along its axial line and its outlet air surface and air intake surface are in flat
Appropriate gap is left between each axial flow blower in face, and an inlet side rigid plate, axis stream wind are set in axial flow blower group air intake surface
The air intake surface of unit is close together with inlet side rigid plate and ensures airtight not side leakage, corresponding with axial flow blower group air inlet
Ventilation opening one in the rigid plate of inlet side is set, one air side rigid plate, axial flow blower are set in axial flow blower group outlet air surface
Outlet air surface and the air side rigid plate of group are close together and ensure airtight not side leakage, it is corresponding with axial flow blower group air outlet
Ventilation opening two is set in the rigid plate of air side, wherein, inlet side rigid plate, axial flow blower group and the locking of air side rigid plate are one
Body forms an axial flow blower module；It is seen along the direction of air flow, the profile of inlet side rigid plate and air side rigid plate
With axial flow blower group profile axis is both greater than with type and the in all directions profile of inlet side rigid plate and air side rigid plate
Flow fan group profile forms outer rim space, and a circle sound insulation foam is set to wrap axial flow blower group in this outer rim space.
In inlet side, the inlet side of rigid plate sets one layer of inlet side elastic foam, corresponds in the rigid plate of inlet side
Ventilation opening one sets ventilation opening three on the elastic foam of inlet side, and in inlet side, the inlet side of elastic foam, which sets one, has one
Determine the air inlet side cover plate of intensity, the ventilation opening three corresponded on the elastic foam of inlet side sets ventilation opening on air inlet side cover plate
Four, inlet side foam is close together with air inlet side cover plate；In air side, the air side of rigid plate sets one layer of air side elasticity
Foam corresponds to the ventilation opening two in the rigid plate of air side and ventilation opening five is set on the elastic foam of air side, in air side
The air side of elastic foam sets an outlet air side cover plate with some strength, corresponds to logical on the elastic foam of air side
Air port five sets ventilation opening six on outlet air side cover plate, and air side foam is close together with outlet air side cover plate；Enter the wind side cover plate
With outlet air side cover plate by it is a kind of it is nonrigid in a manner of link together and make at inlet side elastic foam and air side elastic foam
In compressive state, an axial flow blower vibration and noise reducing device is formed.
One air intake passage is set in the inlet side of axial flow blower vibration and noise reducing device, in axial flow blower vibration and noise reducing device
One layer is set between air intake passage does not influence the air intake passage foam of elasticity of ventilation, to ensure that axial flow blower vibration and noise reducing fills
It puts and the airtight not side leakage in air intake passage junction；In the air side of axial flow blower vibration and noise reducing device, one air-out passage is set,
One layer is set between axial flow blower vibration and noise reducing device and air-out passage does not influence the air-out passage foam of elasticity of ventilation, with
Ensure axial flow blower vibration and noise reducing device and the airtight not side leakage in air-out passage junction；Air intake passage foam and air-out passage foam
It is in compressive state.
Further, the inlet side rigid plate, axial flow blower group and the locking of air side rigid plate are formed as one one
Axial flow blower module, fixed form are：It is corresponding with each axial flow blower upper installing hole in inlet side rigid plate and air side
Through hole is set in rigid plate, and multiple screws sequentially pass through inlet side rigid plate along respective through hole, and axial flow blower and air side are firm
Property plate, multiple nuts cooperation under, by inlet side rigid plate, axial flow blower and air side rigid plate locking be formed as one one
Axial flow blower module.
Further, the non-rigid connection mode of the outlet air side cover plate and air inlet side cover plate, connection structure are spring
Connection mode, multiple one, springs are connected to outlet air side cover plate, and other end is connected to air inlet side cover plate, and spring is in tensional state
So as to which outlet air side cover plate and air inlet side cover plate be tensed, an axial flow blower vibration and noise reducing device is formed.
Further, the non-rigid connection mode of the outlet air side cover plate and air inlet side cover plate, connection structure are self tapping
Screw locking mode, multiple self-tapping screws are connected to through the through hole on outlet air side cover plate, the seal face of self-tapping screw screw terminal
Outlet air side cover plate, self-tapping screw self tapping end shoot air inlet side cover plate and are rigidly secured to air inlet side cover plate；Self-tapping screw screw terminal
Seal face and outlet air side cover plate between first elastomeric pad is set, outlet air side cover plate with air inlet side cover plate opposite each other
Inside generates in the position of each self-tapping screw and respectively centered on self-tapping screw the hollow circular cylinder of certain altitude, outlet air
Cylinder inner diameter on side cover plate is more than the most molar footpath of self-tapping screw, and the cylinder inner diameter entered the wind on side cover plate ensures self tapping spiral shell
Silk can be shot and sting tightly, and the end face of each cylinder is plane, and the end face of corresponding two hollow cylinders is closed on but is not in contact with
Together, second elastomeric pad is set between the end face of corresponding two hollow cylinders, it is all elastic after self-tapping screw is locked
Gasket is in compressive state.
Further, the outer surface of air-out passage sets the sound insulation foam of one layer of suitable thickness.The outer surface of air intake passage is set
Put the sound insulation foam of one layer of suitable thickness.
The elastomeric pad can be elastoplastic gasket.Or it is the cylindrical short spring of made of metal.
Using above-mentioned technical proposal, the unique damped noise reduction device of the present invention is connected in parallel using multiple axial flow blowers
It obtains the enough air quantity needed and vibration and noise can be effectively reduced, maximize favourable factors and minimize unfavourable ones so that axial flow blower can be applied to
Household Air Purifier.Reduce the cost of air purifier.Solve the problems, such as that one is perplexed always for industry.
Description of the drawings：
Attached drawing described herein is used for providing a further understanding of the present invention, forms the part of the present invention, this hair
Bright schematic description and description does not constitute improper limitations of the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 is axial flow blower decomposition module structure schematic diagram of the present invention；
Fig. 2 is axial flow blower block combiner schematic diagram of the present invention；
Fig. 3 is one decomposition diagram of damped noise reduction device embodiment of the present invention；
Fig. 4 is one combination diagram of damped noise reduction device embodiment of the present invention；
Fig. 5 is two decomposition diagram of damped noise reduction device embodiment of the present invention；
Fig. 6 is two combination diagram of damped noise reduction device embodiment of the present invention；
Fig. 7 is the A partial enlarged views of Fig. 5 of the present invention.
Specific embodiment：
In order to make technical problems, technical solutions and advantages to be solved clearer, clear, tie below
Drawings and examples are closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only used
To explain the present invention, it is not intended to limit the present invention.
As shown in Fig. 1-Fig. 7, a kind of axial flow blower vibration and noise reducing device is please axial flow blower module knot referring initially to Fig. 1,2
Structure schematic diagram, at least two axial flow blowers are arranged in juxtaposition one axial flow blower group 1 of formation together, the axial flow blower air inlet side
To with air-out direction each along its axial line and its outlet air surface and air intake surface in plane, left between each axial flow blower suitable
Work as gap, one inlet side rigid plate 2 is set in 1 air intake surface of axial flow blower group, the air intake surface of axial flow blower group 1 and inlet side are firm
Property plate 2 is close together and ensures airtight not side leakage, corresponding with 1 air inlet 11 of axial flow blower group to be set in the rigid plate of inlet side
Ventilation opening 1 is put, one air side rigid plate 3 is set in 1 outlet air surface of axial flow blower group, the outlet air surface of axial flow blower group 1 is with going out
Wind side rigid plate 3 is close together and ensures airtight not side leakage, corresponding in air side rigidity with 1 air outlet 12 of axial flow blower group
Ventilation opening 2 31 is set on plate, wherein, inlet side rigid plate 2, axial flow blower group 1 and the locking of air side rigid plate 3 are integrated shape
Into an axial flow blower module；Seen along the direction of air flow, the profile of inlet side rigid plate 2 and air side rigid plate 3 with
1 profile of axial flow blower group is both greater than axis with type and the in all directions profile of inlet side rigid plate 2 and air side rigid plate 3
Flow fan group profile forms outer rim space 4, and a circle sound insulation foam 5 is set to wrap axial flow blower group in this outer rim space 4.
In inlet side, the inlet side of rigid plate 2 sets one layer of inlet side elastic foam 6, corresponds to inlet side rigid plate 2
On ventilation opening 1 ventilation opening 3 61 is set on the elastic foam of inlet side, in inlet side elastic foam 6 inlet side set
One air inlet side cover plate 7 with some strength corresponds to the ventilation opening 3 61 on the elastic foam of inlet side in air inlet side cover
Ventilation opening 4 71 is set on plate, and inlet side foam is close together with air inlet side cover plate；In air side, the air side of rigid plate 3 is set
One layer of air side elastic foam 8 is put, corresponds to the ventilation opening 2 31 in air side rigid plate 3 on air side elastic foam 8
Ventilation opening 5 81 is set, and in air side, the air side of elastic foam 8 sets an outlet air side cover plate 9 with some strength, phase
Corresponding to the ventilation opening 5 81 on air side elastic foam 8, ventilation opening 6 91, air side elasticity bubble are set on outlet air side cover plate 9
Cotton 8 is close together with outlet air side cover plate 9；Air inlet side cover plate 7 and outlet air side cover plate 8 by it is a kind of it is nonrigid in a manner of be connected to one
It rises and makes inlet side elastic foam 6 and air side elastic foam 8 is in compressive state, form an axial flow blower vibration and noise reducing dress
It puts.
One air intake passage 10 is set in the inlet side of axial flow blower vibration and noise reducing device, is filled in axial flow blower vibration and noise reducing
The air intake passage foam 10-1 that one layer of elasticity for not influencing ventilation is set between air intake passage 10 is put, to ensure that axial flow blower subtracts
It shakes the airtight not side leakage of denoising device and air intake passage junction；One is set in the air side of axial flow blower vibration and noise reducing device to go out
Wind passage 10-2 sets one layer not influence the elasticity divulged information between axial flow blower vibration and noise reducing device and air-out passage 10-2
Air-out passage foam 10-3, to ensure the airtight not side leakage of axial flow blower vibration and noise reducing device and air-out passage junction；Air inlet is logical
Road foam 10-1 and air-out passage foam 10-3 are in compressive state.
In the particular embodiment, the inlet side rigid plate, axial flow blower group and the locking of air side rigid plate are one
When body forms an axial flow blower module, fixed form is：It is corresponding in inlet side with each axial flow blower upper installing hole 13
Through hole 22,32 is set in rigid plate 2 and air side rigid plate 3, and multiple screws sequentially pass through inlet side rigidity along respective through hole
Plate 2, axial flow blower and air side rigid plate 3, under the cooperation of multiple nuts, by inlet side rigid plate 2, axial flow blower and air side
The locking of rigid plate 4 is formed as one an axial flow blower module.
The non-rigid connection mode of the outlet air side cover plate 9 and air inlet side cover plate 7, if Fig. 3,4 its connection structure are bullet
Spring connection mode, multiple spring 10-4 mono- are connected to outlet air side cover plate 9, and other end is connected to air inlet side cover plate 7, spring 10-4
In tensional state so as to which outlet air side cover plate 9 and air inlet side cover plate 7 be tensed, an axial flow blower vibration and noise reducing device is formed.
The non-rigid connection mode of the outlet air side cover plate and air inlet side cover plate, connection structure can also be self tapping spiral shell
Silk locking mode, such as Fig. 5,6, multiple self-tapping screw 10-5 pass through the through hole on outlet air side cover plate 9, the pressure of self-tapping screw screw terminal
Tight face is connected to outlet air side cover plate 9, and self-tapping screw self tapping end shoots air inlet side cover plate 7 and is rigidly secured to air inlet side cover plate 7；From
One the first elastomeric pad 10-6, outlet air side cover plate 9 are set between the seal face of tapping 10-5 screw terminals and outlet air side cover plate
With air inlet side cover plate 7 inside opposite each other, one is generated in the position of each self-tapping screw and respectively centered on self-tapping screw
Determine the hollow circular cylinder of height, the cylinder inner diameter on outlet air side cover plate is more than the most molar footpath of self-tapping screw, enters the wind side cover plate
On cylinder inner diameter ensure that self-tapping screw can be shot and sting tight, the end face of each cylinder is plane, corresponding two hollow posts
The end face of body is closed on but is not in contact with together, and second elastomeric pad is set between the end face of corresponding two hollow cylinders
10-7, after self-tapping screw is locked, all elastic gasket is in compressive state.The elastomeric pad can be elastoplastic pad
Piece.Or it is the cylindrical short spring of made of metal.
Further, for better damping noise reduction, can also be set in the outer surface of air-out passage 10-2 one layer appropriate thick
The sound insulation foam of degree.And the outer surface of air intake passage 10 sets the sound insulation foam of one layer of suitable thickness.
Unique damped noise reduction device of the invention, be connected in parallel the enough air quantity for obtaining and needing using multiple axial flow blowers
And vibration and noise can be effectively reduced, is maximized favourable factors and minimized unfavourable ones so that axial flow blower can be applied to Household Air Purifier.It reduces
The cost of air purifier.Solve the problems, such as that one is perplexed always for industry.
The preferred embodiment of the present invention has shown and described in above description, as previously described, it should be understood that the present invention is not office
Be limited to form disclosed herein, be not to be taken as the exclusion to other embodiment, and available for various other combinations, modification and
Environment, and can be changed in the scope of the invention is set forth herein by the technology or knowledge of above-mentioned introduction or association area
It is dynamic.And changes and modifications made by those skilled in the art do not depart from the spirit and scope of the present invention, then it all should be appended by the present invention
In scope of the claims.
Claims (8)
1. a kind of axial flow blower vibration and noise reducing device, it is characterised in that：At least two axial flow blowers are arranged in juxtaposition to be formed together
One axial flow blower group, the axial flow blower air inlet direction and air-out direction are each along its axial line and its outlet air surface and air inlet
Face is in plane, and appropriate gap is left between each axial flow blower, and an inlet side rigidity is set in axial flow blower group air intake surface
Plate, the air intake surface of axial flow blower group are close together with inlet side rigid plate and ensure airtight not side leakage, with axial flow blower group into
Air port is corresponding to set ventilation opening one in the rigid plate of inlet side, and an air side rigidity is set in axial flow blower group outlet air surface
Plate, outlet air surface and the air side rigid plate of axial flow blower group are close together and ensure airtight not side leakage, go out with axial flow blower group
Air port is corresponding to set ventilation opening two in the rigid plate of air side, wherein, inlet side rigid plate, axial flow blower group and air side are firm
Property plate locking be formed as one an axial flow blower module；It is seen along the direction of air flow, inlet side rigid plate and air side
The profile of rigid plate and axial flow blower group profile are with type and inlet side rigid plate and air side rigid plate in all directions
Profile is both greater than axial flow blower group profile and forms outer rim space, and a circle sound insulation foam is set to wrap axis stream wind in this outer rim space
Unit；
In inlet side, the inlet side of rigid plate sets one layer of inlet side elastic foam, corresponds to the ventilation in the rigid plate of inlet side
Mouth one sets ventilation opening three on the elastic foam of inlet side, and in inlet side, the inlet side of elastic foam sets one and has centainly by force
The air inlet side cover plate of degree corresponds to the ventilation opening three on the elastic foam of inlet side and sets ventilation opening four on air inlet side cover plate,
Inlet side foam is close together with air inlet side cover plate；In air side, the air side of rigid plate sets one layer of air side elasticity bubble
Cotton corresponds to the ventilation opening two in the rigid plate of air side and ventilation opening five is set on the elastic foam of air side, in air side bullet
The air side of sex vesicle cotton sets an outlet air side cover plate with some strength, corresponds to the ventilation on the elastic foam of air side
Mouth five sets ventilation opening six on outlet air side cover plate, and air side foam is close together with outlet air side cover plate；Enter the wind side cover plate with
Outlet air side cover plate by it is a kind of it is nonrigid in a manner of link together and be in inlet side elastic foam and air side elastic foam
Compressive state forms an axial flow blower vibration and noise reducing device；
The inlet side of axial flow blower vibration and noise reducing device set an air intake passage, axial flow blower vibration and noise reducing device and into
Between wind passage set one layer do not influence ventilation elasticity air intake passage foam, with ensure axial flow blower vibration and noise reducing device and
The airtight not side leakage in air intake passage junction；One air-out passage is set in the air side of axial flow blower vibration and noise reducing device, in axis
One layer is set between flow fan vibration and noise reducing device and air-out passage does not influence the air-out passage foam of elasticity of ventilation, to ensure
The airtight not side leakage of axial flow blower vibration and noise reducing device and air-out passage junction；Air intake passage foam and air-out passage foam are located
In compressive state.
2. a kind of axial flow blower vibration and noise reducing device as described in claim 1, it is characterised in that：The inlet side rigidity
Plate, axial flow blower group and the locking of air side rigid plate are formed as one an axial flow blower module, and fixed form is：With it is each
Axial flow blower upper installing hole is corresponding to set through hole in inlet side rigid plate and air side rigid plate, and multiple screws are along corresponding
Through hole sequentially passes through inlet side rigid plate, axial flow blower and air side rigid plate, under the cooperation of multiple nuts, by inlet side rigidity
Plate, axial flow blower and the locking of air side rigid plate are formed as one an axial flow blower module.
3. a kind of axial flow blower vibration and noise reducing device as claimed in claim 1 or 2, it is characterised in that：The outlet air side cover
The non-rigid connection mode of plate and air inlet side cover plate, connection structure are spring connection mode, and multiple one, springs are connected to out
Wind side cover plate, other end are connected to air inlet side cover plate, and spring is in tensional state thus by outlet air side cover plate with entering the wind side cover plate
It tenses, forms an axial flow blower vibration and noise reducing device.
4. a kind of axial flow blower vibration and noise reducing device as claimed in claim 1 or 2, it is characterised in that：The outlet air side cover
The non-rigid connection mode of plate and air inlet side cover plate, connection structure are self-tapping screw locking mode, and multiple self-tapping screws pass through
Through hole on outlet air side cover plate, the seal face of self-tapping screw screw terminal are connected to outlet air side cover plate, and self-tapping screw self tapping end is shot
Air inlet side cover plate is simultaneously rigidly secured to air inlet side cover plate；One is set between the seal face of self-tapping screw screw terminal and outlet air side cover plate
A first elastomeric pad, outlet air side cover plate and air inlet side cover plate inside opposite each other, the position of each self-tapping screw and with
Generate the hollow circular cylinder of certain altitude centered on self-tapping screw respectively, the cylinder inner diameter on outlet air side cover plate is more than self tapping spiral shell
The most molar footpath of silk enters the wind the cylinder inner diameter on side cover plate and ensures that self-tapping screw can be shot and sting tight, the end of each cylinder
Face is plane, and the end faces of corresponding two hollow cylinders is closed on but is not in contact with together, the end faces of corresponding two hollow cylinders it
Between set second elastomeric pad, after self-tapping screw is locked, all elastic gasket is in compressive state.
5. a kind of axial flow blower vibration and noise reducing device as claimed in claim 1 or 2, it is characterised in that：The appearance of air-out passage
Face sets the sound insulation foam of one layer of suitable thickness.
6. a kind of axial flow blower vibration and noise reducing device as claimed in claim 1 or 2, it is characterised in that：The appearance of air intake passage
Face sets the sound insulation foam of one layer of suitable thickness.
7. a kind of axial flow blower vibration and noise reducing device as claimed in claim 4, it is characterised in that：The elastomeric pad is elasticity
Plastics gasket.
8. a kind of axial flow blower vibration and noise reducing device as claimed in claim 4, it is characterised in that：The elastomeric pad is metal
The short spring of rounding cylindricality.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810026201.7A CN108087313B (en) | 2018-01-11 | 2018-01-11 | Vibration and noise reduction device for axial flow fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810026201.7A CN108087313B (en) | 2018-01-11 | 2018-01-11 | Vibration and noise reduction device for axial flow fan |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108087313A true CN108087313A (en) | 2018-05-29 |
| CN108087313B CN108087313B (en) | 2024-02-27 |
Family
ID=62182025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810026201.7A Active CN108087313B (en) | 2018-01-11 | 2018-01-11 | Vibration and noise reduction device for axial flow fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108087313B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111947236A (en) * | 2020-08-06 | 2020-11-17 | 珠海格力电器股份有限公司 | Fan assembly and air conditioning unit |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201318340Y (en) * | 2008-12-18 | 2009-09-30 | 长沙贝尔环保节能设备有限公司 | Low noise axial-flow fan |
| CN201574983U (en) * | 2010-01-15 | 2010-09-08 | 苗永康 | Fast dismounting type blower noise reduction equipment |
| CN202937516U (en) * | 2012-11-15 | 2013-05-15 | 衡阳泰豪通信车辆有限公司 | Damping structure of axial flow fan |
| CN106015111A (en) * | 2016-05-31 | 2016-10-12 | 冯洁莹 | Mute fan |
| CN206221386U (en) * | 2016-11-10 | 2017-06-06 | 绍兴上虞九阳风机有限公司 | A kind of sound panel for low-noise cabinet type centrifugal fan |
| CN207879661U (en) * | 2018-01-11 | 2018-09-18 | 厦门南方睿博科技有限公司 | A kind of axial flow blower vibration and noise reducing device |
-
2018
- 2018-01-11 CN CN201810026201.7A patent/CN108087313B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201318340Y (en) * | 2008-12-18 | 2009-09-30 | 长沙贝尔环保节能设备有限公司 | Low noise axial-flow fan |
| CN201574983U (en) * | 2010-01-15 | 2010-09-08 | 苗永康 | Fast dismounting type blower noise reduction equipment |
| CN202937516U (en) * | 2012-11-15 | 2013-05-15 | 衡阳泰豪通信车辆有限公司 | Damping structure of axial flow fan |
| CN106015111A (en) * | 2016-05-31 | 2016-10-12 | 冯洁莹 | Mute fan |
| CN206221386U (en) * | 2016-11-10 | 2017-06-06 | 绍兴上虞九阳风机有限公司 | A kind of sound panel for low-noise cabinet type centrifugal fan |
| CN207879661U (en) * | 2018-01-11 | 2018-09-18 | 厦门南方睿博科技有限公司 | A kind of axial flow blower vibration and noise reducing device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111947236A (en) * | 2020-08-06 | 2020-11-17 | 珠海格力电器股份有限公司 | Fan assembly and air conditioning unit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108087313B (en) | 2024-02-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207879661U (en) | A kind of axial flow blower vibration and noise reducing device | |
| CN108087313A (en) | A kind of axial flow blower vibration and noise reducing device | |
| CN205876566U (en) | Car air intake system is with falling air inlet unit that makes an uproar | |
| CN203321782U (en) | Multi-cylinder compressor, single-cylinder compressor, and air-conditioner | |
| CN105332895A (en) | Compressor and piston assembly thereof | |
| CN103511734A (en) | Valve support and air conditioner comprising same | |
| CN205135945U (en) | Compressor and piston assembly thereof | |
| WO2022111675A1 (en) | Diaphragm unit and loudspeaker | |
| CN206771672U (en) | Microphone assembly and air conditioner | |
| WO2022111674A1 (en) | Loudspeaker and electronic device | |
| CN209294003U (en) | A kind of automobile air conditioner compressor valve board assembly | |
| CN209800218U (en) | Double-vibrator low-noise compressor | |
| CN211116607U (en) | Rotor compressor with sound insulation cover | |
| CN208749679U (en) | A kind of air blower muffler sealer | |
| CN210106120U (en) | Air inlet silencing outer cover for air compressor | |
| CN208203586U (en) | Multi-angle transformation pump and its pump body structure | |
| CN207004816U (en) | Double-deck compressor and air conditioner | |
| CN106114901A (en) | A kind of noise and pitotstatic charger | |
| CN206787650U (en) | A kind of diaphragm gas meter and its pipe joint packing ring | |
| CN205155137U (en) | Seal structure and air door subassembly | |
| CN109404261A (en) | A kind of automobile air conditioner compressor valve board assembly | |
| CN204692089U (en) | Compressor pump assembly and there is its compressor | |
| CN209724812U (en) | Mesh enclosure and circulation fan | |
| CN107747841A (en) | fan assembly and refrigerator | |
| CN208745691U (en) | A kind of pipelines of automobile air conditioner denoiser |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: Unit 1909, No. 885, Xiahe Road, Siming District, Xiamen City, Fujian Province Applicant after: XIAMEN RUIBO KESI ELECTRICAL APPLIANCE TECHNOLOGY Co.,Ltd. Address before: 361000 South Fujian Xiamen city Xiamen torch high tech Zone (Xiangan) industrial area Xiang Xing Road No. 98 strong industry building south 304A room Applicant before: XIAMEN NANFANG RUIBO TECHNOLOGY Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |